SerilogEnricher

FModel/Framework/SerilogEnricher.cs

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+using System;
+using System.Diagnostics;
+using System.Reflection;
+using Serilog.Core;
+using Serilog.Events;
+
+namespace FModel.Framework;
+
+public abstract class SerilogEnricher : ILogEventEnricher
+{
+    public abstract void Enrich(LogEvent logEvent, ILogEventPropertyFactory propertyFactory);
+
+    protected bool TryGetCaller(out MethodBase method)
+    {
+        method = null;
+
+        var serilogAssembly = typeof(Serilog.Log).Assembly;
+        var stack = new StackTrace(3);
+
+        foreach (var frame in stack.GetFrames())
+        {
+            var m = frame.GetMethod();
+            if (m?.DeclaringType is null) continue;
+
+            if (m.DeclaringType.Assembly != serilogAssembly)
+            {
+                method = m;
+                break;
+            }
+        }
+
+        return method != null;
+    }
+}
+
+public class SourceEnricher : SerilogEnricher
+{
+    public override void Enrich(LogEvent logEvent, ILogEventPropertyFactory propertyFactory)
+    {
+        var source = "N/A";
+        if (logEvent.Properties.TryGetValue("SourceContext", out var sourceContext))
+        {
+            source = sourceContext.ToString()[1..^1];
+        }
+        else if (TryGetCaller(out var method))
+        {
+            source = method.DeclaringType?.Namespace;
+        }
+
+        logEvent.AddPropertyIfAbsent(propertyFactory.CreateProperty("Enriched", source.Split('.')[0]));
+    }
+}
+
+public class CallerEnricher : SerilogEnricher
+{
+    public override void Enrich(LogEvent logEvent, ILogEventPropertyFactory propertyFactory)
+    {
+        if (TryGetCaller(out var method))
+        {
+            logEvent.AddPropertyIfAbsent(propertyFactory.CreateProperty("Enriched", $"{method.DeclaringType?.FullName}.{method.Name}"));
+        }
+    }
+}